A 12.5-kg crate slides along a horizontal frictionless surface at a constant speed of 4.0 m/s. The crate then slides down a frictionless incline and across a second horizontal surface as shown in the figure. 
-What is the kinetic energy of the crate as it slides on the lower surface?
Definitions:
Uranium Ore
A natural mineral from which uranium can be economically extracted for use in energy production and nuclear weapons.
Caldera
A large, basin-shaped volcanic depression more extensive than a crater, formed by the collapse of land following a volcanic eruption.
Geologist's Interpretation
The process by which geologists analyze and explain geological features and formations based on observations and data.
Drilling Exploration
The process of examining the subsurface of the Earth by drilling boreholes to locate natural resources.
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